"The Bet uses a legendary wager between the Stanford biologist Paul Ehrlich and the conservative University of Illinois economist Julian Simon to examine the roots of modern environmentalism and its relationship to broader political conflicts in the nation. Ehrlich, author of the landmark 1968...

In 1980, the iconoclastic economist Julian Simon challenged celebrity biologist Paul Ehrlich to a bet. Their wager on the future prices of five metals captured the public’s imagination as a test of coming prosperity or doom. Ehrlich, author of the landmark book The Population Bomb, predicted...